package com.example.springbootlearn.aware;

import cn.hutool.core.util.IdUtil;

import java.util.UUID;

/**
 * @author caiji Mr. Li
 * @date 2019/11/9 16:37
 */
public class SubMain {

    public static void main(String[] args) {
        System.out.println(IdUtil.randomUUID());
        System.out.println(UUID.randomUUID().toString().length());
    }
}
